#ifndef __QUEUE_H
#define __QUEUE_H


#include <stdio.h>
#include <stdlib.h>

struct Node
{
    int data;
    struct Node *next;
};

struct Queue
{
    struct Node *head;
    struct Node *tail;
};
struct Queue* init();
int in(struct Queue *qu, int data);
int out(struct Queue *qe);
#endif // !1